255381592 has 8 divisors (see below), whose sum is σ = 478840500. Its totient is φ = 127690792.

The previous prime is 255381587. The next prime is 255381593. The reversal of 255381592 is 295183552.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255381593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15961342 + ... + 15961357.

Almost surely, 2^255381592 is an apocalyptic number.

It is an amenable number.

255381592 is a deficient number, since it is larger than the sum of its proper divisors (223458908).

255381592 is a wasteful number, since it uses less digits than its factorization.

255381592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31922705 (or 31922701 counting only the distinct ones).

The product of its digits is 108000, while the sum is 40.

The square root of 255381592 is about 15980.6630650921. The cubic root of 255381592 is about 634.4487265037.

The spelling of 255381592 in words is "two hundred fifty-five million, three hundred eighty-one thousand, five hundred ninety-two".